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(2212) Hephaistos  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.16407 3.778e-09 au
e 0.837304 2.155e-08
i 11.477 4.64e-06 deg
Ω 27.412 1.501e-05 deg
ω 209.582 1.482e-05 deg
M 123.284 2.621e-06 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.3521 au
Aphelion distance 3.976 au
Asc. node-Earth separation 1.38411 au
Desc. node-Earth separation -0.62961 au
Earth MOID 0.11518 au
Orbital period 1162.8 days
Date of orbit computation   feb 27 11:49
Observational summary
Optical observations (Discarded) 3851 (6)
Radar observations (Discarded) 0 (0)
Arc length 17923 days
Unobserved 102 days

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Ephemeris
(Epoch 60424 MJD)
Right Ascension 41.843 deg
Declination 19.5782 deg
V Magnitude 19.98 mag
Solar Elongation -11.81 deg
Galactic Latitude -35.5 deg
Rate 0.246 deg/day
Direction 71.275 deg

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